An updraft gasifier has clearly defined zones for partial combustion, reduction, and pyrolysis.
一个吸式气化炉明确了对部分燃烧，减少区和热解。
It is also manufactured by thermal cracking of hydrocarbons, or by partial combustion of methane with oxygen.
还可以通过碳氢化合物的热裂解或甲烷同氧的不完全燃烧来生产乙炔。
It is produced by reaction of water with calcium carbide, passage of a hydrocarbon through an electric arc, or partial combustion of methane.
乙炔的制法有三种︰水与碳化钙反应、烃经电弧的作用和甲烷的不完全燃烧。
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